Spiral galaxy · Cetus

NGC 247 Needle's Eye Galaxy

Also known as: C62

mag 9.220′ across

About

NGC 247, the Needle's Eye Galaxy, is a spiral galaxy of magnitude 9.2 in Cetus, about 20′ across.

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How to find it

  • NGC 247 is in the constellation Cetus.
  • Best evenings: around mid-November it is highest at about 9 pm (10 pm in summer time); a month earlier, two hours later.
  • Where on Earth: it is seen well, at least 10° up, from south of 59° N.

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When it rises and sets tonight, how high it climbs and how much the Moon gets in the way are worked out in your browser for your place.

What you will see

  • EyesNot visible to the naked eye.
  • Binoculars (10×50)A faint streak of light, only from a dark site.
  • Telescope (6–8 inch)A thin spindle of light, sometimes with a dark dust lane along it.

For a dark country sky with no Moon. From a city, faint galaxies and nebulae can disappear completely.

Facts

DesignationsNGC 247, C62, PGC 2758, UGCA 11
TypeSpiral galaxy (SABc)
Magnitude9.2The smaller the number, the brighter.
Apparent size20′ × 5.5′position angle 167°; the full Moon is 31′ across
Surface brightness23.8 mag/arcsec²Average over its disc, in the blue band: the lower the number, the easier it is to see.
ConstellationCetus
Right ascension (J2000)00h 47m 08.5s
Declination (J2000)−20° 45′ 37″

More in Cetus

Sources and credits

Catalog data: OpenNGC by Mattia Verga, CC BY-SA 4.0, and d3-celestial by Olaf Frohn, BSD 3-Clause. All data sources →